TOPIC: OSG Seminar Manager 2.12.5RC6 available

The version OSG Seminar Manager 2.12.5RC6 is available
Release April 6th 2017

- Bug Fix: fixed errors in sql queries due to the changes in MySQL 5.7.4+;
- Bug Fix: in some cases the invoice file couldn't be sent via notification in backend, although it was checked;
- Bug Fix: missing booking status by checkout in frontend.